What is m∠2 + m∠3? Explain. Group of answer choices

90; m∠1 + m∠2 + m∠3 = 180. m∠1 = 90, so m∠2 + m∠3 = 90.

180; m∠1 + 90 = m∠2 + m∠3, so m∠2 + m∠3 = 180.

180; m∠1 + 90 = 180, so m∠2 + m∠3 = 180.

90; ∠2 and ∠3 are corresponding angles, so m∠2 + m∠3 = 90.